伪微分方程

帮助学生做数学题的手机应用 WASHINGTON School children usually can count on their parents to help them check if their homework is correct. But as students get older and their assignments get more complex, few parents are qualified to assi

发表于:2018-12-08 / 阅读(138) / 评论(0) 分类 VOA标准英语2015年(七月)

You Do the Math Hello and welcome to Words and Their Stories from VOA Learning English. On this program we explain how to use common expressions in American English. We also explore the origins of these expressions. Where do they come from? Today we

发表于:2018-12-16 / 阅读(276) / 评论(0) 分类 2016年VOA慢速英语(十)月

1. a little bit,有点,有几分。 eg:Move over this way a little bit. 往这么挪一挪。 2. confusing,令人困惑的,让人容易混淆的。 eg:I see a lot of students stretching and so on, so it is very confusing for me. How do we solve the

发表于:2018-12-18 / 阅读(210) / 评论(0) 分类 蒋健棠教你听英语广播

今天我们要学习的是大家期待已久的课后功课根据中文完成句子的精讲,从而使我们更好的掌握hit sb right between the eyes这个习语的运用。 我们来看看题目。中文句子是我敢打赌,我在这些方程式

发表于:2018-12-27 / 阅读(171) / 评论(0) 分类 英语早间课堂

Lesson 24(第一讲) 2. Let us suppose that Mary hit John right between the eyes, what will he do? It's no doubt John wants to spend all his time with her and get to know about her better.我们假定John对Mary印象很深刻,John会如何呢?

发表于:2018-12-27 / 阅读(133) / 评论(0) 分类 英语早间课堂

Wormholesby Linda BaxterHave you ever read Carl Sagan's 1985 science fiction novel 'Contact'? Or have you seen the film of the same name starring Jodie Foster? If you have, then you will remember the scene near the end of the film, when the heroine t

发表于:2019-01-02 / 阅读(239) / 评论(0) 分类 英文杂志-Magazine

Forcing Electrons into Superconducting Line In a study in the journal Nature researchers created a pseudo gap, in which electrons in superconducting materials line up just before flowing resistance-free. Sonya Buyting reports Imagine a world with lev

发表于:2019-01-02 / 阅读(319) / 评论(0) 分类 60秒科学

d-Pinoresinoldi-O-b-glucopyranoside 松脂酚双吡喃葡萄糖甙 d-Pinoresinol d-松脂素 Piperitone 胡椒酮 Plantaginin 车前甙 Platycodin A, C, D 桔梗皂甙A,C,D Podophyllotoxin 鬼臼毒

发表于:2019-01-03 / 阅读(255) / 评论(0) 分类 医务英语

许多人都曾经说过, 英文要讲得好, 就一定要先学会用英文去思考. 因为英文和中文的词性相差太多, 所以许多英文字汇和中文之间并不是有一对一的对应关

发表于:2019-01-03 / 阅读(236) / 评论(0) 分类 小笨霖英语笔记

假的,都是假的,真的我一定不会是这样的成绩的。 fake adj. 假的;冒充的 n. 仿造品;冒充者;骗子 v. 伪造;捏造;冒充;假装;欺骗 Im sure that I take a fake examination. 我确定我考了一个假试。 sham adj. 虚

发表于:2019-01-03 / 阅读(233) / 评论(0) 分类 英文语法词汇

Free Smart Phone App Helps Students With Math 费的智能手机APP可以帮助学生学习数学 WASHINGTON School children usually can count on their parents to help them check if their homework is correct. But as students get older and their assig

发表于:2019-01-14 / 阅读(159) / 评论(0) 分类 VOA标准英语2015年(三月)

听力题目: 7. (A). Alex did fine in calculus. (B). Calculus was hard for Alex. (C). Alex had trouble getting to math class. (D). It used to be difficult for Alex to find us. 8. (A). Why is California so popular? (B). California is my favorite st

发表于:2019-01-18 / 阅读(223) / 评论(0) 分类 托福听力单句训练

Every year on the beautiful Lindau island of Lake Constance, some of the best of the worlds young scientists meet Nobel Prize winners. As it turned out, this meeting of physicists was a true meeting of minds. And so native created five new films expl

发表于:2019-01-22 / 阅读(172) / 评论(0) 分类 自然百科2010年

There were apparently nonsensical structures of space and time, spat out when Albert Einstein's equations weretaken to their extreme conclusion. Einstein's theory of relativitydoes lead us into very strange and unfamiliar paths. Einstein himself didn

发表于:2019-01-23 / 阅读(195) / 评论(0) 分类 探索与发现2015年

1994年度的诺贝尔经济学奖,授予美国普林斯顿大学数学系的纳什教授等三位对博弈论作出奠基性贡献的学者。好莱坞大制作《美丽心灵》A Beautiful

发表于:2019-01-28 / 阅读(183) / 评论(0) 分类 阅读空间

Say it with us: Kids today have it sooooo easy. A new smartphone app will do their math homework for them, provided it's not too complicated. PhotoMath by microblink uses a phone's camera to solve equations and then teaches you the step-by-step metho

发表于:2019-02-02 / 阅读(171) / 评论(0) 分类 阅读空间

Q 企业办社会 enterprises burdened with social responsibilities 企业集团战略 corporate group strategy 企业兼并重组 company merger and restructuring 企业领导班子 enterprise management 企业所得税 enterprise(corporate)inco

发表于:2019-02-06 / 阅读(203) / 评论(0) 分类 实用英语

台湾籍旅美老师今天交给我们的句子是: Watch and outline your answer before you go in and so that you can answer clearly, concisely and with confidence. 在你进去面试之前,先练习概述答案,这样你才可以有回答地清

发表于:2019-02-21 / 阅读(172) / 评论(0) 分类 留美老师带你每日说英文

Topic 1-Scarce Students in Rural Schools There is a primary school that only has one student in Wuzhai County of Shanxi Province. It is not a school for the super rich, but rather a rural school in remote areas. In fact, we are seeing more schools li

发表于:2019-02-22 / 阅读(256) / 评论(0) 分类 英语角-圆桌会议

He bought a DVD player. He went home. He unplugged the old DVD player from the living room flat-screen TV. He hooked up the new player. He plugged the old player into the 10-year-old TV in the bedroom. His wife came home. She said, Why didn't you jus

发表于:2019-02-22 / 阅读(163) / 评论(0) 分类 英文短篇故事(纽约)
学英语单词
abandonment of patent privileges
abnormal false
Air Force One
air twisting
airborne sound
anisotropic magnetohydrodynamics
be young for one's age
belt loader
besmile
box social
bridging group
business thought
cassia toras
cavum pleur? (dextrum et sinistrum)
cementation process
chain tenter
Christopaganism
chrysla
claused bills of exchange
closed split
commisioners
common-mode input resistance
compound stream
distance measurement
dotted-line
double word addressing
dry assay
dry lands
dumb tax
earth satellite vehicle
empaler
excelsiors
Exmouth
extrophia
Fermi field
flight boundary limit
flight-path analyzer
flush deck socket
Flöha
forum non competence
four cutter bit
frowster
Gaasterland
garib
gonosomite
gorce
Guizhou
heavy-ion fusion
honeymen
inquire ... of
internal insemination
intrinsic excitation
Japanese poinsettia
kyndra
L-expression procedure
leading wheel
Limoges ware
low level network
low-power logic
lunar crater
Lyman limit
marrowskies
megadontismus
metallurgic
mohsite (plumboan crichtonite)
mudcatt
multiplex operation
nervus subpharyngealis
Newgrp
nitro-anthraquinone
nosels
notho-
nylon brush
optimal bias
piano keys
pine-wool
post industrialism
priming connection
procurement practice
rear mirror
reclamation of eroded area
repercusses
rest nitrogen
Sempacher See
ship natural ventilation
sklerosphere (sclerosphere)
smoke-ball
spaceman syndrome
spring a leak
squagging
square plug gauge
Subularia
testicular appendage
there isn't any easy way to say this
two sided ideal of an algebra
unit of alcohol
United States of Europe
waterboarding
waver in determination
web failure
wooden raceway
zero regulator